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Cushion|Lab Grown|IGI

3.06ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG659400326

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG659400326

Diamond specifications and retailer prices

From $595 USD
As of October 29, 2026
Save $4,125 USD (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,720 USD at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

About this 3.06ct lab-grown cushion diamond

This 3.06ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG659400326 or 659400326. Listed at 16 retailers as of October 28, 2026, with prices from $595 to $4,720, a $4,125 spread on the same certified stone. Do Amore Diamonds lists it at $4,720. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.06
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG659400326
Dimensions8.46 × 8.38 × 5.60 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.46 mm8.38 mm3.06 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG659400326
Side View
Table 63.0%Crown 36.2°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 66.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,720 USD|Low: $424 USD|High: $4,720 USD|Avg: $1,787 USD
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 11
Retailer 12
Retailer 13
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Retailer 18
October 30, 2026
Retailer 5$595 USD
Retailer 18$659 USD
Retailer 15$760 USD
Retailer 13$834 USD
Retailer 3$1,015 USD
Retailer 17$1,019 USD
Retailer 6$1,028 USD
Retailer 2$1,138 USD
Retailer 10$1,222 USD
Retailer 12$1,546 USD
Retailer 4$2,118 USD
Retailer 16$2,123 USD
Retailer 8$2,237 USD
Retailer 9$2,472 USD
Retailer 7$2,500 USD
Retailer 14$2,620 USD
Retailer 11$3,176 USD
Do Amore Diamonds$4,720 USD

44 data points across 18 retailers

16 retailers$595 USD to $4,720 USD

A
Cheapest Retailer
-
$595 USD
Final sale: no returns
Retailer 2
-
$659 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$760 USD
View
Retailer 4
-
$834 USD
£657 GBP
View
Price last confirmed 11 days ago
A
Retailer 5
-
$1,015 USD
View
A
Retailer 6
-
$1,019 USD
View
A
Retailer 7
-
$1,028 USD
View
A
Retailer 8
-
$1,138 USD
£896 GBP
View
Retailer 9
-
$1,546 USD
A$2,379 AUD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$2,118 USD
£1,668 GBP
View
B+
Retailer 11
-
$2,123 USD
View
B+
Retailer 12
-
$2,237 USD
View
B+
Retailer 13
-
$2,472 USD
View
Retailer 14
-
$2,620 USD
View
Price last confirmed 11 days ago
B
Retailer 15
-
$3,176 USD
£2,501 GBP
View
Most Expensive
B
Do Amore Diamonds
27-40B3310E0 · Oct 28
$4,720 USD
View
15 more retailers have this diamond
Prices start from $595 USDSave up to $4,125 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.06ct Cushion
$595 USD